Speed Converter

Free online speed converter. Convert km/h, mph, m/s, knots. Fast, accurate, runs in your browser.

From

Result

mph

1 kmh = 0.6213711922 mph

Walking speed=5 km/h

Running speed=10 km/h

Car (highway)=120 km/h

Train (bullet)=300 km/h

Speed of sound=1,235 km/h

Speed of light=1.08B km/h